CN113336332A - Water eutrophication control system and control method based on remote control - Google Patents

Water eutrophication control system and control method based on remote control Download PDF

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Publication number
CN113336332A
CN113336332A CN202110587777.2A CN202110587777A CN113336332A CN 113336332 A CN113336332 A CN 113336332A CN 202110587777 A CN202110587777 A CN 202110587777A CN 113336332 A CN113336332 A CN 113336332A
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water
water body
sewage
treatment
area
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CN113336332B (en
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朱梦佳
李伟东
江霜
杨华云
刘奇
曹勇
王磊
孙燕
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Qianjiang College of Hangzhou Normal University
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Qianjiang College of Hangzhou Normal University
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    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00—Biological treatment of water, waste water, or sewage
    • C02F3/32—Biological treatment of water, waste water, or sewage characterised by the animals or plants used, e.g. algae
    • C02F3/327—Biological treatment of water, waste water, or sewage characterised by the animals or plants used, e.g. algae characterised by animals and plants
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00—Biological treatment of water, waste water, or sewage
    • C02F3/006—Regulation methods for biological treatment
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00—Biological treatment of water, waste water, or sewage
    • C02F3/02—Aerobic processes
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F9/00—Multistage treatment of water, waste water or sewage
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D27/00—Simultaneous control of variables covered by two or more of main groups G05D1/00 - G05D25/00
    • G05D27/02—Simultaneous control of variables covered by two or more of main groups G05D1/00 - G05D25/00 characterised by the use of electric means
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F2001/007—Processes including a sedimentation step
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2209/00—Controlling or monitoring parameters in water treatment
    • C02F2209/22—O2
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W10/00—Technologies for wastewater treatment
    • Y02W10/10—Biological treatment of water, waste water, or sewage

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  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Organic Chemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Water Supply & Treatment (AREA)
  • Hydrology & Water Resources (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Microbiology (AREA)
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  • Biotechnology (AREA)
  • Health & Medical Sciences (AREA)
  • Molecular Biology (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)

Abstract

The invention discloses a water eutrophication control system and a control method based on remote control, wherein the control system comprises a remote control center, a nutrition detection unit for detecting parameters of a water body of an artificial wetland, an image acquisition unit for acquiring image data of a water body collection area at the water inlet side of the artificial wetland and an water body ecological landscape area at the water outlet side of the artificial wetland, a water body treatment area arranged between the outlet side of the water body collection area and the inlet side of the water body ecological landscape area, and a nutrition control unit for controlling the operation of the water body collection area, the water body treatment area and the water body ecological landscape area, wherein the water body collection area is communicated with the water body ecological landscape area through the water body treatment area. The invention can quickly purify nitrogen, phosphorus and organic pollutants remained in the water body and then discharge the purified nitrogen, phosphorus and organic pollutants into rivers and lakes by monitoring the quality condition of the water body in real time and accurately removing the problem of eutrophication of the water body, thereby greatly reducing the labor cost and the economic cost and being beneficial to large-scale application and popularization.

Description

Water eutrophication control system and control method based on remote control
Technical Field
The invention belongs to the technical field of eutrophic water body treatment, and particularly relates to a water body eutrophication control system and a control method based on remote control.
Background
The water eutrophication refers to the phenomenon of water pollution caused by excessive content of nutrient salts such as nitrogen, phosphorus and the like in the water, generally, the water with the total phosphorus content of 0.02mg/L and the inorganic nitrogen content of 0.3mg/L is in eutrophication, and the water eutrophication is one of the important signs of extreme deterioration. When water eutrophication is caused under the influence of human living, industrial and agricultural production and the like, a large amount of nutrient substances such as nitrogen, phosphorus and the like required by organisms enter into slow-flow water bodies such as lakes, rivers, gulfs and the like, so that algae and other plankton are rapidly propagated, the dissolved oxygen amount of the water body is reduced, the water quality is deteriorated, fishes and other organisms die in large quantities, and the prevention and the control of the eutrophication are the most complicated and difficult problems in the water pollution treatment. The complexity of pollution sources, nitrogen and phosphorus nutrient substances causing water eutrophication, which are natural sources and artificial sources; both exogenous and endogenous, which presents difficulties in controlling the source of contamination. At present, the control method of water eutrophication mainly comprises chemical, biological and physical methods, and chemical drugs or reagents are put into lakes by adopting a chemical method, which inevitably brings different degrees of harm to water quality; the biological method is to put a large amount of algae-eating animals in the water body, but may cause certain influence on the biological population structure and biological diversity of the lake; the microorganisms and the like are influenced by the environmental conditions of the water body and are difficult to achieve ideal effects, and the algae or plankton in the water body can be directly removed by mechanically removing, directly filtering, precipitating, removing the algae or plankton and the like in the physical method without obvious negative influence. No matter which method is adopted to effectively control the water eutrophication problem, the real-time monitoring of the water quality condition and the accurate removal of the water eutrophication problem are difficult to achieve, and a large amount of additional labor cost and economic cost are generated, which are not beneficial to large-scale application and popularization.
Disclosure of Invention
The invention aims to provide a water eutrophication control system and a control method based on remote control, which can monitor the water quality condition in real time, accurately remove the problem of water eutrophication, quickly purify residual nitrogen, phosphorus and organic pollutants in the water and discharge the purified residual nitrogen, phosphorus and organic pollutants into rivers and lakes, and greatly reduce the labor cost and the economic cost. In order to achieve the purpose, the invention adopts the following technical effects:
according to one aspect of the invention, a water eutrophication control system based on remote control is provided, the control system comprises a remote control center, a nutrition detection unit for detecting water parameters of an artificial wetland, an image acquisition unit for acquiring image data of a water collection area at the water inlet side of the artificial wetland and a water ecological landscape area at the water outlet side of the artificial wetland, a water treatment area arranged between the outlet side of the water collection area and the inlet side of the water ecological landscape area, and a nutrition control unit for controlling the operation of the water collection area, the water treatment area and the water ecological landscape area, wherein the water collection area is communicated with the water ecological landscape area through the water treatment area, a water treatment area is arranged on the water treatment area, one side of the inlet of the water treatment area is communicated with the water collection area through a water inlet pipe, one side of the outlet of the water treatment area is communicated with the water ecological landscape area through a first water outlet pipe, the water body ecological landscape area is communicated with the water body position device through a drainage lifting pipe, the nutrition detection unit is respectively arranged at the monitoring point of the water body collecting area, the monitoring point of the water body position device and the monitoring point of the water body ecological landscape area, the water body position device is electrically connected with the nutrition control unit, the nutrition detection unit and the image acquisition unit are respectively in communication connection with the nutrition control unit, and the nutrition control unit is in communication connection with the remote control center.
According to a further preferred embodiment of the above scheme, a support table is arranged in the water treatment area, the water treatment device is fixed on the support table, the water treatment device comprises a water treatment tank body and a sludge filtration tank body, the water treatment tank body comprises a sewage treatment tank, a planting tank and a drainage tank which are isolated from each other, the nutrition detection unit comprises a first dissolved oxygen probe and a second dissolved oxygen probe, and the nutrition control unit comprises a central control unit, a communication module, a sewage lift pump, a first aerator, an underwater propeller, a second aerator, a first drainage control valve, a second drainage control valve, a reflux pump, a reflux control valve and a drainage lift pump; the water outlet of the sewage body treatment pool is communicated with the water inlet of the planting pool, the water outlet of the planting pool is communicated with the water inlet of the drainage pool, the water outlet of the side wall of the drainage pool is communicated with the water body ecological landscape area through a first drainage pipe, and one side of the outlet end of the first drainage pipe is provided with the first drainage control valve; the sewage lifting pump is arranged in the water body collecting area, the first dissolved oxygen detector and the first aerator are respectively arranged in the water body collecting area and around the sewage lifting pump, one end of the water inlet pipe is communicated with the sewage lifting pump, the other end of the water inlet pipe penetrates through the mouth of the sewage body treatment pool and vertically extends downwards to be close to the bottom of the sewage body treatment pool, and the underwater propeller is arranged at the bottom of the sewage body treatment pool; sludge discharge ports are formed in the bottom of the sewage body treatment tank and the bottom of the planting and breeding tank, the bottom of the front end of the sewage body treatment tank is communicated with the sludge filtering tank body through a first discharge pipe, the bottom of the front end of the planting and breeding tank is communicated with the sludge filtering tank body through a second discharge pipe, and the bottom of the planting and breeding tank is provided with a second aerator;
the second dissolved oxygen probe and the drainage lift pump are arranged in the water body ecological landscape area, the drainage lift pump is communicated with the water body treatment pool through a drainage lift pipe, the outlet end of the sludge filtration pool body is communicated with the water body ecological landscape area through a second drain pipe, the second drainage control valve is arranged at the outlet end of the second drain pipe, a return pipe is connected between the second drain pipe and the sewage body treatment pool, one end of the return pipe is communicated with the side wall of the second drain pipe, so that the outlet end of the sludge filtration pool body is communicated with the sewage body treatment pool through the second drain pipe and the return pipe in sequence, and the return pump and the return control valve are respectively arranged on the return pipe and on one side close to the second drain pipe; the first dissolved oxygen detector, the second dissolved oxygen detector, the sewage lifting pump, the first aerator, the underwater propeller, the second aerator, the first water discharge control valve, the second water discharge control valve, the reflux pump, the reflux control valve, the water discharge lifting pump, the image acquisition unit and the communication module are respectively connected with the central control unit, and the central control unit is in wireless communication connection with the remote control center through the communication module.
In a further preferred embodiment of the above technical scheme, the water collecting area comprises a water body distribution pool and a water body storage pool, the water body distribution pool is arranged at the high position of the embankment on the water inlet side of the artificial wetland, a plurality of water body outflow distribution ports are arranged at the edge of the pool opening of the water body distribution pool, the water body storage pool is arranged below and in front of the outlet of the water body outflow distribution ports, an outflow distribution electromagnetic control valve is arranged at the outlet end of the water body outflow distribution ports, an isolation adsorption screen plate is arranged in front of the inlet side of the water body outflow distribution ports, the first dissolved oxygen probe and the first aerator are respectively arranged in the water body storage pool, the outflow distribution electromagnetic control valve is electrically connected with the central control unit, the water body storage pool is arranged below and in front of the outlet of the water body outflow distribution ports, the support table is arranged in the water body storage pool, and is arranged between the outlet of the water body storage pool and the inlet of the water body ecological landscape area, the image acquisition unit is respectively used for acquiring image data of the water body distribution pool, the water body storage pool and the water body ecological landscape area and sending the image data to the remote control center through the communication module.
According to the scheme, the cover body is arranged at the opening part at the top end of the sewage body treatment pool, the opening part of the sewage body treatment pool and the cover body vertically extend downwards to the bottom close to the sewage body treatment pool, and the cover body is provided with the closable throwing-in opening.
The further preferred of above-mentioned scheme exit end one side of mud filtration cell body is provided with the sewage catch pit, the entry end of sewage catch pit with the exit end intercommunication of mud filtration cell body, the exit end of sewage catch pit pass through the second drain pipe with water ecological landscape district intercommunication sets up on the exit end of second drain pipe the second drainage control valve is provided with the back flow between second drain pipe and sewage body treatment pond, the one end of this back flow with the lateral wall intercommunication of second drain pipe, the other end of this back flow respectively with the sewage body treatment pond intercommunication of water treatment cell body, the exit end of mud filtration cell body loop through second drain pipe and back flow with sewage body treatment pond intercommunication, just set up respectively on one side of being close to the second drain pipe on the back flow control valve and backwash pump.
The proposal is further optimized, a plurality of planting and breeding areas which are sequentially communicated with each other are separated in the planting and breeding pond from the rear end to the front end through a plurality of transverse water-stop plates, the planting and breeding area at the rear end of the planting and breeding pond is communicated with the rear end of the side wall of the sewage body treatment pond through a first water passing pipe, the planting and breeding area at the front end of the planting and breeding pond is communicated with the front end of the side wall of the drainage pond through a second water passing pipe, a plurality of first drainage pipes are respectively arranged on the side wall of the drainage pond positioned on one side of the first water passing pipe and communicated with the water body ecological landscape area, a settling channel weir is arranged at the bottom of the sewage body treatment pond and along the downward extending direction of the water entering pipe, the edge of the opening part of the settling channel weir is inclined and sloping with the lower side wall on one side of the first water passing pipe of the sewage body treatment pond, and the bottom of the front end of the settling channel weir is communicated with the sludge filtering pond body through the first sewage discharging pipe, set up along the oral area edge of settling the weir the underwater propulsor, it is domatic to grow the concave arc that is the decline gradually between the first water pipe below lateral wall in pond and the opposite side lateral wall bottom, establishes along the domatic lower extreme of concave arc and the top that is located the second blow off pipe the second aerator.
Above-mentioned scheme is further preferred, follows breed the pond inner wall and be provided with the grid board subassembly between the top of horizontal water-stop sheet lower extreme and first water pipe, this grid board will be bred the pond and separate into from top to bottom and breed the region of raising and purify the region.
Above-mentioned scheme is further preferred, the grid board subassembly includes that rotation back shaft and multistage detachable grid board constitute, the grid board is followed the front end of planting the pond is two horizontal distributions in proper order about between the lateral wall to the rear end, and the one end of every grid board is passed through the rotation back shaft and is rotated the connection on the right side lateral wall of planting the pond, and the other end of every grid board can be dismantled and fix on planting the left side lateral wall in pond, make the grid board uses the rotation back shaft to rotate along planting the bottom of the pool direction downwards as the center.
In a further preferred embodiment of the above-mentioned aspect, the eutrophication detection unit further includes a turbidity detection unit disposed in the drainage pond, and the turbidity detection unit is connected to the central control unit.
According to another aspect of the invention, the invention utilizes a control method of a water eutrophication control system based on remote control, which comprises the following steps:
step 1: the method comprises the following steps that monitoring personnel preset a water body image data threshold value, a transparency threshold value of a water body in a drainage pool and dissolved oxygen concentration threshold values in a water body storage pool and a water body ecological landscape area;
step 2: the image acquisition units are respectively used for shooting water body image data of the water body distribution pool, the water body storage pool and the water body ecological landscape area, identifying the water body water quality condition image data, sending an identification result to a remote control center for issuing, judging whether to start purification treatment on the water bodies in the water body storage pool, the sewage body treatment pool, the planting pool and the drainage pool, and sending purification treatment information to operation and maintenance personnel;
and step 3: monitoring the dissolved oxygen concentration in the water storage tank by a first dissolved oxygen probe, acquiring the dissolved oxygen concentration in the water storage tank by a central control unit, analyzing and judging, sending an analysis and judgment result to a remote control center for publishing, judging whether a microorganism adsorption carrier needs to be put in the water storage tank and carrying out aeration operation by a first aerator, carrying out first-stage purification treatment on the water, sending purification treatment information to operation and maintenance personnel, starting a sewage lifting pump by the central control unit, conveying the water subjected to the first-stage purification treatment into a sewage treatment tank through a water inlet pipe for sludge sedimentation treatment, and carrying out second-stage purification treatment on the water;
and 4, step 4: the water body after the second-stage purification treatment sequentially overflows into a planting pond and a drainage pond to further perform nutrition removal treatment on the water body; respectively cultivating aquatic animals and planting aquatic plants in the planting pond at intervals in a staggered manner, starting the second aerator for aeration and oxygenation, controlling and removing nitrogen and phosphorus for required environmental conditions, acquiring the transparency of the water body discharged into the drainage pond by the planting pond through a turbidity detection unit, acquiring the transparency of the water body by the central control unit, judging whether to start the first water discharge control valve to discharge the water body into the ecological landscape area of the water body, detecting the dissolved oxygen concentration of the water body in the ecological landscape area of the water body by the second dissolved oxygen detection head, acquiring the dissolved oxygen concentration of the water body in the ecological landscape area of the water body by the central control unit, analyzing and judging, sending the analysis and judgment result of the dissolved oxygen concentration to a remote control center for distribution, starting the drainage lifting pump to return the water body in the ecological landscape area to the sewage treatment pond through the drainage lifting pipe for secondary purification treatment, and sends the re-evolution processing information to the operation and maintenance personnel.
In summary, due to the adoption of the technical scheme, the invention has the following technical effects:
(1) the invention achieves the purpose of reducing and controlling the content of eutrophic substances in the water body by the mutual matching of all parts of the control system, thereby not only beautifying the ecological environment, improving the capability of restoring and controlling the eutrophication of the water body, but also realizing the purpose of efficiently purifying the water body, thereby eliminating the eutrophication of the water body; and the sediment containing carbon and phosphorus in the water body can be reduced, the effect of nutrition removal control is achieved, the sediment of sludge can be effectively avoided, and the degradation effect of microorganisms in the water body on nitrogen and phosphorus organic pollutants is enhanced.
(2) The invention can quickly purify nitrogen, phosphorus and organic pollutants remained in the water body and then discharge the purified water from the ecological landscape area of the water body into rivers and lakes by monitoring the quality condition of the water body in real time and accurately removing the problem of eutrophication of the water body, thereby further improving the water quality, greatly reducing the labor cost and the economic cost and being beneficial to large-scale application and popularization.
Drawings
FIG. 1 is a control schematic diagram of a water eutrophication control system based on remote control according to the present invention;
FIG. 2 is a control schematic of a nutritional control unit of the present invention
FIG. 3 is a schematic system treatment diagram of a water eutrophication control system based on remote control according to the present invention;
FIG. 4 is a schematic diagram of the structure of the apparatus of the present invention at a body of water;
FIG. 5 is a schematic elevation view of a water treatment basin of the present invention;
FIG. 6 is a schematic top view of the water treatment basin of the present invention;
FIG. 7 is a schematic diagram of the internal side view of the drainage basin of the present invention;
in the drawing, a water collecting zone 1, a water treating zone 2, a water ecological landscape zone 3, a water treatment device 4, a support table 5, a water inlet pipe 6, a first water discharge pipe 7, a second water discharge pipe 8, a water distribution tank 10, a water storage tank 11, a water outflow distribution port 12, an isolation adsorption net plate 13, a sewage lift pump 14, a first dissolved oxygen detector 15, a first aerator 16, a water treating tank body 40, a sludge filtering tank body 41, a sewage collecting tank 42, a sedimentation channel weir 43, an inclined slope surface 44, an underwater propeller 45, a concave arc slope surface 46, a second aerator 47, a first water discharge control valve 70, a second water discharge control valve 80, a return pipe 81, a return control valve 82, a return pump 83, a second dissolved oxygen detector 84, a water discharge lift pump 85, a water discharge lift pipe 90, an outflow distribution electromagnetic control valve 120, a sewage treatment tank 401, a first sewage discharge pipe 401a, a second sewage discharge pipe 401b, the cultivation pond 402, the drainage pond 403, the lid 4010, put in mouth 4011, horizontal water-stop plate 4020, cultivate and breed the area 4021, cultivate and purify the area 4021a, first water inlet 4022, second water pipe 4023, grid board subassembly 4024, rotation support shaft 4024a, grid board 4024b, hornstone layer 4030, zeolite layer 4031, mineral clay layer 4032, fixed support frame 4033, cultivation hole 4034, remote control center 500, nutrition detecting element 600, image acquisition unit 700, nutrition control unit 800, central control unit 801, communication module 802.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail below with reference to the accompanying drawings by way of examples of preferred embodiments. It should be noted, however, that the numerous details set forth in the description are merely for the purpose of providing the reader with a thorough understanding of one or more aspects of the present invention, which may be practiced without these specific details.
As shown in fig. 1, 2 and 3, the invention provides that the control system comprises a remote control center 500, a nutrition detection unit 600 for detecting the parameters of the water body of the artificial wetland, an image acquisition unit 700 for acquiring the image data of the water body collection area 1 at the inlet side of the artificial wetland and the water body ecological landscape area 3 at the outlet side of the artificial wetland, a water body treatment area 2 arranged between the outlet side of the water body collection area 1 and the inlet side of the water body ecological landscape area 3, and a nutrition control unit 800 for controlling the operation of the water body collection area 1, the water body treatment area 2 and the water body ecological landscape area 3, wherein the water body collection area 1 is communicated with the water body ecological landscape area 3 through the water body treatment area 2, the water body treatment area 2 is provided with a water body treatment device 4, the inlet side of the water body treatment device 4 is communicated with the water body collection area 1 through a water inlet pipe 6, the water body ecological landscape area 3 is communicated with the water body ecological landscape area 3 through a first drainage pipe 7 on one side of an outlet of the water body position device 4, the water body ecological landscape area 3 is communicated with the water body position device 4 through a drainage lifting pipe 90, the nutrition detection unit is respectively arranged at a monitoring point of the water body collecting area 1, a monitoring point of the water body position device 4 and a monitoring point of the water body ecological landscape area 3, the water body position device 4 is electrically connected with the nutrition control unit, the nutrition detection unit and the image acquisition unit are respectively in communication connection with the nutrition control unit, and the nutrition control unit is in communication connection with the remote control center. In the invention, a support table 5 is arranged in a water body treatment area 2, a water body treatment device 4 is fixed on the support table 5, the water body treatment device 4 comprises a water treatment tank body 40 and a sludge filtering tank body 41, the water treatment tank body 40 comprises a sewage body treatment tank 401, a breeding tank 402 and a drainage tank 403 which are isolated from each other, a nutrition detection unit 600 comprises a first dissolved oxygen probe 15 and a second dissolved oxygen probe 84, and a nutrition control unit 800 comprises a central control unit 801, a communication module 802, a sewage lifting pump 14, a first aerator 16, an underwater propeller 45, a second aerator 47, a first drainage control valve 70, a second drainage control valve 80, a reflux pump 82, a reflux control valve 83 and a drainage lifting pump 85; the water outlet of the sewage body treatment pool 401 is communicated with the water inlet of the planting pool 402, the water outlet of the planting pool 402 is communicated with the water inlet of the drainage pool 403, and the water outlet of the side wall of the drainage pool 403 is communicated with the water body ecological landscape area 3 through a first drainage pipe 7; the sewage lifting pump 14 is arranged in the water body collecting region 1, the first dissolved oxygen detector 15 and the first aerator 16 are respectively arranged in the water body collecting region 1 and around the sewage lifting pump 14, one end of the water inlet pipe 6 is communicated with the sewage lifting pump 14, the other end of the water inlet pipe 6 penetrates through the mouth of the sewage treatment tank 401 and vertically extends downwards to be close to the bottom of the sewage treatment tank 401, and the underwater propeller 45 is arranged at the bottom of the sewage treatment tank 401; sludge discharge ports are arranged at the bottom of the sewage body treatment tank 401 and the bottom of the planting and breeding tank 402, a first sewage discharge pipe 401a is connected with the sludge discharge port at the bottom of the sewage body treatment tank 401, the sludge discharge port at the bottom of the front end of the sewage body treatment tank 401 is communicated with the sludge filtering tank body 41 through a first sewage discharge pipe 401a, the sludge discharge port at the bottom of the front end of the planting and breeding tank 402 is communicated with the sludge filtering tank body 41 through a second sewage discharge pipe 401b, and the bottom of the planting and breeding tank 402 is provided with the second aerator 47; the second dissolved oxygen probe 84 and the drainage lift pump 85 are arranged in the water body ecological landscape area 3, the second dissolved oxygen probe 84 is used for detecting whether the oxygen content of the water in the water body ecological landscape area 3 is in a reasonable range, so as to control the retention time of the water body in the drainage pool 403, or control the water amount of the water body in the drainage pool 403 discharged from the first drainage pipe 7, so as to further perform the nutrition removing treatment on the water body in the drainage pool 403, the drainage lift pump 85 is communicated with the water body treatment pool 401 through the drainage lift pipe 90, the outlet end of the sludge filtration pool body 41 is communicated with the water body ecological landscape area 3 through the second drainage pipe 8, the second drainage valve 80 is arranged on the outlet end of the second drainage pipe 8, a return pipe 81 is connected between the second drainage pipe 8 and the sewage body treatment pool 401, one end of the return pipe 81 is communicated with the side wall of the second drainage pipe 8, so that the outlet end of the sludge filtration tank body 41 is communicated with the sewage body treatment tank 401 through the second drain pipe 8 and the return pipe 81 in sequence, and the return pump 82 and the return control valve 83 are respectively arranged on the return pipe 81 and on one side close to the second drain pipe 8; the first dissolved oxygen probe 15, the second dissolved oxygen probe 84, the sewage lift pump 14, the first aerator 16, the underwater propeller 45, the second aerator 47, the first drain control valve 70, the second drain control valve 80, the reflux pump 82, the reflux control valve 83, the drain lift pump 85, the image acquisition unit 700 and the communication module 802 are respectively connected with the central control unit 801, and the central control unit 801 is connected with the remote control center 500 through the communication module 802 in a wireless communication manner.
In the invention, as shown in fig. 1, 2 and 3, the water body collecting region 1 comprises a water body distribution pool 10 and a water body storage pool 11, the water body distribution pool 10 is arranged at the high position of a bank at the water inlet side of the artificial wetland, a plurality of water body outflow distribution ports 12 are arranged at the edge of a pool opening of the water body distribution pool 10, the water body storage pool 11 is arranged in front of and below the outlet of the water body outflow distribution ports 12, outflow distribution electromagnetic control valves 120 are arranged at the outlet ends of the water body outflow distribution ports 12, the water body treating region 2 is arranged between the outlet of the water body storage pool 11 and the inlet of the water body ecological landscape region 3, and the water body treating region 2 is provided with the water body position device 4; an isolation adsorption screen plate 13 is arranged in front of one side of an inlet of a water outflow distribution port 12, the first dissolved oxygen probe 15 and a first aerator 16 are respectively arranged in the water storage pool 11, the outflow distribution electromagnetic control valve 120 is electrically connected with the central control unit 801, the water storage pool 11 is arranged in front of and below an outlet of the water outflow distribution port 12, the support table 5 is arranged in the water storage pool 11, the support table 5 is positioned between the outlet of the water storage pool 11 and the inlet of the water ecological landscape area 3, the water collection area 1 is divided into the water storage pool 11 and the water ecological landscape area 3 through the support table 5, the heights of the water distribution pool 10, the water storage pool 11, the water treatment device 4 and the water ecological landscape area 3 are gradually reduced, and sewage discharged into the water storage pool 11 by the water outflow distribution port 12 is stored and primarily purified, the water body device 4 is arranged on the support table 5 to purify and restore sewage, the upper end of the isolation adsorption screen 13 is positioned above the water body outflow distribution port 12, the lower end of the isolation adsorption screen 13 extends downwards to be close to the bottom of the water body distribution pool 10, the front end and the rear end of the isolation adsorption screen 13 are respectively connected to the side walls of the front end and the rear end of the water body distribution pool 10, a section of artificial wetland slope 100 with stage-shaped descending is arranged above the inlet side of the water body distribution pool 10, the lower end of the artificial wetland slope 100 is connected with the inlet side of the water body distribution pool 10, the image acquisition unit 700 is respectively used for acquiring image data of the water body in the water body distribution pool 10, the water body in the water body 11, the water body in the water body ecological landscape zone 3 and the flowing water body of the artificial wetland slope 100 and sending the image data to the remote control center 500 through the communication module 802, therefore, the artificial wetland water eutrophication segmented and real-time monitoring is realized, the image acquisition unit 700 senses the color and the turbidity degree of the water quality to judge the quality condition of the water body, the image data acquired by the image acquisition unit 700 comprises the water body color, and the spectral image of the content of nitrogen and phosphorus substances in the water body is acquired according to the water body color, so that the spectral image, the water body transparency and the dissolved oxygen concentration together establish the spectral characteristic parameters of eutrophication such as the total amount of organic matters, total nitrogen and total phosphorus in the water body. Flowers, slope protection turfs and the like are planted on the artificial wetland slope 100, a good landscape effect can be formed, and the water flowing into the water distribution pool 10 can be purified, the isolation adsorption screen 13 is equivalent to the separation between the water outflow distribution port 12 and the inlet side of the water distribution pool 10, the isolation adsorption screen 13 is close to one side of the water outflow distribution port 12, when the water on the artificial wetland slope 100 freely flows downwards into the water distribution pool 10, a large impact force is generated and a large amount of impurities and floaters thereof are carried, so the isolation adsorption screen 13 adsorbs and isolates the impurities and the floaters thereof, the auxiliary filtering effect is achieved, after primary adsorption blocking and filtering are carried out by the water distribution pool 10, sewage is discharged into the water storage pool 11 through the water outflow distribution port 12, and is discharged into the water ecological landscape area 3 after being purified by the water treatment area 2 arranged in the water storage pool 11, thereby eliminating eutrophication of the water body, purifying the nitrogen, phosphorus and organic pollutants remained in the water, and then discharging the water from the ecological landscape zone 3 of the water body into rivers and lakes, thereby further improving the water quality.
In the present invention, as shown in fig. 1, fig. 2, fig. 4, fig. 5 and fig. 6, a cover 4010 is provided at an opening portion at a top end of a sewage treatment tank 401, the opening portion of the sewage treatment tank 401 and the cover 4010 vertically extend downward to be close to a bottom of the sewage treatment tank 401, and a closable throwing port 4011 is provided on the cover 4010; the sewage treatment tank 401 is in a relatively closed anoxic environment (water body is subjected to reaction treatment in an anaerobic environment), the other end of the water inlet pipe 6 penetrates through the mouth part of the sewage treatment tank 401 and the cover 4010 and vertically extends downwards to be close to the bottom of the sewage treatment tank 401, and the sewage stored in the water storage tank 11 contains a large amount of nutrients such as nitrogen, phosphorus and the like, so that the content (concentration) of dissolved oxygen in the water body is measured by the first dissolved oxygen probe 15, a microorganism adsorption carrier 17 is put in the water storage tank 11 according to whether the content of the dissolved oxygen in the water body needs to be aerated by the first aerator 16, the first aerator 16 is a microporous aerator, the water body around the first aerator 16 forms a large movement trend, and the microorganism adsorption carrier 17 freely flows along with the water flow under the stirring action of the air flow generated by the first aerator 16, the water flow is accelerated to be lifted, the sewage is in a fluidized state, nitrogen and phosphorus organic matters in the water body of the microorganism adsorption carrier 17 are adsorbed, and after the microorganism adsorption carrier 17 is taken away, the purpose of removing the nitrogen and phosphorus organic matters from the water body can be achieved, so that the sewage is further purified, and after the adsorption is completed, the sewage in the water body storage pool 11 is preliminarily evolved and completed, and then the sewage lifting pump 14 and the water inlet pipe 6 are started through the central control unit 801 to be transferred into the sewage body treatment pool 401 for further evolution.
As shown in fig. 1, fig. 2, fig. 4, fig. 5 and fig. 6, a sewage collecting tank 42 is arranged on one side of the outlet end of the sludge filtering tank 41, the inlet end of the sewage collecting tank 42 is communicated with the outlet end of the sludge filtering tank 41, the outlet end of the sewage collecting tank 42 is communicated with the water body ecological landscape area 3 through a second drain pipe 8, the second drain control valve 80 is arranged on the outlet end of the second drain pipe 8, a return pipe 81 is arranged between the second drain pipe 8 and the sewage body treatment tank 401, one end of the return pipe 81 is communicated with the side wall of the second drain pipe 8, the other end of the return pipe 81 is respectively communicated with the sewage body treatment tank 401 of the water treatment tank 40, the outlet end of the sludge filtering tank 41 is communicated with the sewage body treatment tank 401 through the second drain pipe 8 and the return pipe 81 in sequence, the return control valve 82 and the return pump 83 are respectively arranged on the return pipe 81 and near the side of the second drain pipe 8, the other end of the return pipe 81 is respectively communicated with the sewage treatment tank 401 of the water treatment tank body 40, when the water body collected in the sewage collection tank 42 reaches the discharge standard, the return control valve 83 is closed, the water discharge control valve 80 is opened to discharge the water body into rivers and lakes, when the water body collected in the sewage collection tank 42 does not reach the discharge standard, the return pump 82 sends the sewage collected in the sewage collection tank 42 into the sewage treatment tank 401 along the return pipe 81 for retreatment,
in the present invention, as shown in fig. 1, 2, 4, 5 and 6, the inside of the planting pond 402 is divided into a plurality of planting areas 4021 sequentially communicated with each other from the rear end to the front end by a plurality of transverse water baffles 4020, the planting area 4021 at the rear end of the planting pond 402 is communicated with the rear end of the side wall of the wastewater treatment pond 401 through a first water passing port 4022, the planting area 4021 at the front end of the planting pond 402 is communicated with the front end of the side wall of the drainage pond 403 through a second water passing pipe 4023, a plurality of first drainage pipes 7 are respectively arranged on the side wall of the drainage pond 403 at one side of the first water passing pipe 4022 to be communicated with the water ecological landscape area 3, a settling weir 43 is arranged at the bottom of the wastewater treatment pond 401 and in the downward extending direction of the water entering pipe 6, the edge of the mouth of the settling weir 43 is inclined 44 with the side wall below the side wall of the first water passing pipe 4022 of the wastewater treatment pond 401, the bottom of the front end of the sedimentation weir 43 is communicated with the sludge filtering tank body 41 through a first sewage discharge pipe 401a, the underwater propeller 45 is arranged at the lower end of the inclined slope 44 and along the edge of the opening part of the sedimentation weir 43, a concave arc slope 46 gradually descending is formed between the side wall below the first water passing pipe 4022 and the bottom of the side wall on the opposite side of the culture tank 402, and a second aerator 47 is arranged along the lower end of the concave arc slope 46 and above the second sewage discharge pipe 401 b; the underwater propeller 45 pushes water flow and stirring sludge to flow back, the sludge and inlet water are mixed and flow, so that self-sewage from the inlet pipe 6 and the return sludge are mixed and flow together in the sewage treatment tank 401 to form micro bubbles and react to form activated sludge, an active catalyst (complex enzyme biological accelerant) is put in the sewage treatment tank 401 through the putting opening 4011, so that a relatively closed and oxygen-deficient environment is formed in water in the sewage treatment tank 401, after the central control unit 801 starts the lower propeller 45, organic microorganism residues such as nitrogen, phosphorus and the like attached to the micro bubbles generated in the relatively closed and oxygen-deficient environment flocculate with the active catalyst in the floating process of the water body to form microorganism carriers which can be used as a nutrient source, therefore, harmful bacteria of nitrogen and phosphorus organic matters are beneficial to gather in the activated sludge, and the propagation of the harmful bacteria can be inhibited, a large amount of beneficial bacteria are propagated in the water body to become dominant flora, carriers for enriching microorganisms are formed in the sewage body treatment pool 401, and a nutrient source is provided, so that the aim of efficiently purifying the water body is fulfilled, the aim of controlling the eutrophication of the water body is fulfilled, and the degradation effect of the microorganisms in the water body on nitrogen and phosphorus organic pollutants is enhanced; the water body after the reaction of the water body staying in the sewage body treatment tank 401 is sent to the concave arc slope 46 in the planting tank 402 through the first water passing pipe 4022 and flows downwards, so that the sewage body is treated in the planting tank 402; when the sludge in the sewage body treatment tank 401 settles into the sedimentation channel weir 43 again, the sludge in the sedimentation channel weir 43 is pumped into the sludge filtering tank body 41 through a sewage pump (not shown) on the first sewage pipe 401b, so that the sediment in the sewage is separated and sent into the sludge filtering tank body 41 for sludge and water filtration and separation, the dewatered sludge is discharged out of the sludge filtering tank body 41, the amount of inorganic silt entering the planting tank 402 is reduced, the normal operation of the planting tank 402 is facilitated, the separated sewage is sent into the sewage body treatment tank 401 again through the sewage collecting tank 42 and the return pipe 81 for secondary treatment, or is discharged into the water body ecological landscape area 3 through the second drain pipe 8, and the treated water is discharged into rivers and lakes through the water body ecological landscape area 3.
In the present invention, as shown in fig. 1, fig. 2, fig. 4, fig. 5 and fig. 6; a grating plate assembly 4024 is arranged along the inner wall of the planting pond 402 and between the lower end of the transverse water stop plate 4020 and the upper part of the first water passing pipe 4022, and the grating plate 4024 divides the planting pond 402 into a planting area 4021 and a planting and purifying area 4021a from top to bottom; each planting area 4021 is formed by enclosing the grid plates 4024 and the transverse water-stop plates 4020 with each other, aquatic animals and aquatic plants are planted in the planting areas 4021 at intervals in a staggered manner, the aquatic animals are mainly used for culturing fishes, the planted aquatic plants are mainly hydrophytes, submerged plants and aquatic plants with developed root systems in a planting or water planting manner, the aquatic plants with developed root systems in a planting or water planting manner are mainly water hyacinth, canna, cyperus rotundus, allium crispum and the like, the submerged plants are golden fish algae, small arrowheads, waterweeds, potamogetes crispa and the like, the planted aquatic plants not only inhibit the excessive growth of algae in a water body, but also can be used as carriers of microorganisms while treating sewage, so that the contact area and the adsorption capacity of the microorganisms are enlarged, and the decomposition effect of the aquatic plants is accelerated, meanwhile, the aquatic plants provide an environment with sufficient oxygen for the fishes and the microorganisms simultaneously, the quantity of algae in water is effectively controlled, the disturbance effect of the fishes effectively increases the mobility of the water and promotes the circulation effect of the water, the excrement of the fishes sinks into the water bottom of the planting pool 402 after passing through the grating plate component 4024, as the aquatic plants grow slowly and the speed of purifying water is slow, the second aerator 47 is arranged at the bottom of the planting pool 402, and when the second aerator 47 carries out aeration and oxygenation, the dissolved oxygen increased in the water body rolls up and down along with the water flow, so that the gas, the sewage, the sludge and the excrement of the fishes are fully contacted, pollutants in the sewage are attached by biological membranes and activated sludge and serve as a nutrient source of the microorganisms, and the sewage is degraded to meet the requirements of the aquatic plants and the aquatic animals on the dissolved oxygen and the nutrient source, also ensures that the aquatic plants in the water body can promote the growth of the aquatic plants under the photosynthesis, meanwhile, the aquatic organisms absorb and utilize nitrogen and phosphorus organic matters to remove nitrogen and phosphorus nutrient substances and suspended particles in the water body in the metabolic process, and also has the absorption effect on heavy metal elements in the water body,
in the present invention, as shown in fig. 1, fig. 2, fig. 4, fig. 5 and fig. 6, the grid plate assembly 4024 includes a rotating support shaft 4024a and a plurality of detachable grid plates 4024b, the grid plates 4024b are horizontally distributed between the left and right sidewalls in sequence from the front end to the back end of the planting pond 402, one end of each grid plate 4024 is rotatably connected to the right sidewall of the planting pond 402 through the rotating support shaft 4024a, the other end of each grid plate 4024 is detachably fixed to the left sidewall of the planting pond 402, so that the grid plate 402 rotates downward along the bottom direction of the planting pond 402 with the rotating support shaft 4024a as the center; that is to say, each grid plate 4024 is respectively and rotatably arranged at the lower end of a planting area 4021 surrounded by the transverse partition plates 4020, one end of each grid plate 4024 is rotatably connected to the right side wall of the planting pond 402, the other end of each grid plate 4024 is suspended and fixed on the side wall of the corresponding side (left side) of the planting pond 402 through a connecting rod (chain or buckle), each planting area 4021 surrounded by the grid plates 4024, the transverse water stop plates 4020 and the peripheral side wall of the planting pond 402 is provided, aquatic animals and planted aquatic plants are respectively cultured in each planting area 4021 at intervals in a staggered manner, each grid plate 402 is composed of an upper grid plate and a lower grid plate, the upper grid plate is rotatably connected to the right side wall of the planting pond 402 through a rotating support shaft 4024a, the lower grid plate is slidably connected to the lower surface of the upper grid plate, and the eutrophic water body is physically settled, sludge is continuously accumulated at the bottom of the pond and needs to be removed from the bottom of the pond 402, the grating plates 4024 are adopted to scrape and clean the surfaces of the concave arc-shaped slopes 46, when the grating plates 4024 are rotated downwards in the planting area 4021 where aquatic animals and aquatic plants are cultured or where the aquatic plants are not planted or cultured, the lower grid plates rotate together along the upper grid plates in the downward sliding process, the grating plates 4024 stir water in the pond 402 at the moment to accelerate water flow, and the lower grid plates scrape and clean sludge on the surfaces of the concave arc-shaped slopes 46 in the downward sliding process relative to the upper grid plates, so that sludge on the concave arc-shaped slopes 46 in the pond 402 is removed to the bottom, a sewage pump (not shown) on a second sewage discharge pipe 401b is started to pump the sludge at the bottom of the pond 402 into a sludge filtering tank body 41 for treatment, can reduce the sediment containing carbon and phosphorus in the water body, achieve the effect of nutrition removal control, and avoid the influence of excessive sludge deposited on the surface of the concave arc-shaped slope surface 46 on the treatment effect of the eutrophic water body.
In the present invention, as shown in fig. 1, 2, 4, 5 and 6, the nutrition detection unit 600 further includes a turbidity detection unit 4035 disposed in the drainage basin 403, the turbidity detection unit 4035 is connected to the central control unit 801, the turbidity detection unit 4035 detects turbidity in the drainage basin 403 so as to reflect transparency of the water in the drainage basin 403, the central control unit 801 obtains turbidity detection data, sends the turbidity detection data to the remote control center 500 for analysis and issuing turbidity data, and sends and executes a water purification operation in the drainage basin 403 to an operation and maintenance person according to the turbidity data, the first drainage control valve 70 is disposed on one side of an outlet end of the first drainage pipe 7, the central control unit 80 controls the first drainage control valve 70 at the outlet end of the first drainage pipe 7 to be gradually turned on or off according to the issued turbidity data, the water in the drainage pool 403 is gradually drained to the water body ecological landscape area 3 through the first drainage pipe 7, so as to control the retention time of the water body in the drainage pool 403, a prismoid-shaped cornerstone layer 4030 is arranged in the drainage pool 403 and sequentially spaced from the front end to the rear end, as shown in fig. 7, a zeolite layer 4031 and a mineral clay layer 4032 are sequentially arranged on the top of the cornerstone layer 4030 from bottom to top in a thickness gradually decreasing manner, floating support frames 4033 are respectively arranged on the top between adjacent mineral clay layers 406, cultivation holes 4034 are arranged in the floating support frames 4033, the cornerstone layer 4030 is formed by stacking rocks with the size not less than 15cm, a water passing channel is formed at the bottom end of the cornerstone layer 4030, the path of the water flow is increased, the cornerstone layer 4030 filters impurities in the water body, the zeolite layer 4031 is favorable for adsorbing nitrogen, phosphorus organic matters and metal ions and removing stink, and can be used for planting plants, the water purifier can adsorb a part of pollutants and intercept suspended matters in the water body, improves the transparency of the water body, and performs up-down staggered treatment on the water body in the drainage pool 403, so that the control of the oxygen content of the water body is facilitated, and the oxygen content in the water body is kept balanced; snails or fishes can be thrown in between the bottom ends of adjacent cornerstone layers 4030 for cultivation, the height of the cornerstone layer 4030 is not less than 50cm, the height of the zeolite layer 4031 is not less than 20cm, the height of the mineral clay layer 4032 is not less than 10cm, the depth of the drainage pool 403 is not more than 1.2m, duckweed, water caltrop or water hyacinth is planted on the cultivation holes 4034 in the floating support 4033, the stability of the floating support 4033 is ensured, the floating support 4033 floats along with the flow, rising or falling of the water body in the drainage pool 403, organic substances such as nitrogen, phosphorus and the like in eutrophic water body are reduced, the growth of algae is controlled, the ecological effect of water body clearing and water quality purification is achieved, reed, water peanuts, red knotweed or calamus and the like are planted on the mineral clay layer 4032, the planting density is 5-8 plants per square meter, an ecological chain is formed in the drainage pool 403, the root system of the planted plants is enough to degrade the organic substances in the water body to achieve the purification effect, thereby controlling the environmental conditions required by denitrification and dephosphorization and improving the treatment efficiency of different pollutants. The purpose of reducing and controlling the content of the eutrophic substances in the water body is achieved through each part of the water body eutrophication ecological treatment system, the ecological environment can be beautified, organic substances such as nitrogen, phosphorus and the like in water are effectively utilized, the capacity of restoring and controlling the eutrophication of the water body is improved, the maintenance cost is low, the removal rates of TN, TP, CODcr and BOD5 respectively reach 95.8%, 94.7%, 92.6% and 95.4%, and the water concentration of each index can reach the surface water discharge standard.
With reference to fig. 1 to 7, according to another aspect of the present invention, a method for controlling eutrophication of a water body by using a remotely controlled water eutrophication control system includes the following steps:
step 1: the monitoring personnel presets a water body image data threshold value, sets a transparency threshold value of the water body in the drainage pool 403 and sets dissolved oxygen concentration threshold values in the water body storage pool 11 and the water body ecological landscape area 3; the image data comprises water body color, and a spectral image of the content of nitrogen and phosphorus substances in the water body is obtained according to the water body color, so that the spectral image, the water body transparency and the dissolved oxygen concentration together establish eutrophication spectral characteristic parameters of the total amount of organic matters, total nitrogen, total phosphorus and the like in the water body; the water body image data threshold is a threshold range of spectral wavelength; analyzing the content of nitrogen and phosphorus substances in the water body according to the acquired image spectral data;
step 2: the image acquisition unit 700 is respectively used for shooting water image data of the water distribution pool 10, the water storage pool 11 and the water ecological landscape area 3, identifying the water quality condition image data, sending the identification result to the remote control center 500 for issuing, judging whether to start purifying the water in the water storage pool 11, the sewage treatment pool 401, the breeding pool 402 and the drainage pool 403, and sending the purifying information to operation and maintenance personnel;
and step 3: monitoring the dissolved oxygen concentration in the water storage pool 11 by a first dissolved oxygen probe 15, acquiring the dissolved oxygen concentration in the water storage pool 11 by the central control unit 801, analyzing and judging, sending an analysis and judgment result to the remote control center 500 for release, judging whether microorganism adsorption carriers 17 need to be put in the water storage pool 11 and aeration operation needs to be carried out by a first aerator 16, sending purification treatment information to operation and maintenance personnel, starting the sewage lifting pump 14 by the central control unit 801, conveying the water subjected to the first-stage purification treatment into the sewage treatment pool 401 through a water inlet pipe 6 for sludge sedimentation treatment, and performing second-stage purification treatment on the water; the remote control center 500 sends the analysis and judgment result to an operation and maintenance person, and executes first-stage and second-stage purification treatment on the water body, the operation and maintenance person puts microorganism adsorption carriers 17 in the water body storage pool 11 according to the content of dissolved oxygen in the water body, starts the first aerator 16 for aeration through the central control unit 801, starts the underwater propeller 45 through the central control unit 801 to push water flow and stir sludge backflow, mixes sludge and inflow water to flow, and enables the self-sewage from the water inlet pipe 6 and the backflow sludge to flow together in the sewage treatment pool 401 to form micro bubbles and react;
and 4, step 4: the water body after the second stage purification treatment sequentially overflows into a planting pond 402 and a drainage pond 403 to further perform nutrition removal treatment on the water body; aquatic animals and aquatic plants are alternately cultivated in the planting and raising pond 402 at intervals, the second aerator 47 is started for aeration and oxygenation, environmental conditions required by nitrogen and phosphorus removal are controlled, the transparency of the water body discharged into the water discharging pond 403 from the planting and raising pond 402 is obtained through the turbidity detecting unit 4035, the central control unit 801 obtains the transparency of the water body and judges whether the first water discharging control valve 70 is started to discharge the water body into the water body ecological landscape area 3, the second dissolved oxygen detecting head 84 detects the dissolved oxygen concentration of the water body in the water body ecological landscape area 3, the central control unit 801 obtains the dissolved oxygen concentration of the water body in the water body ecological landscape area 3 and analyzes and judges, the analysis and judgment result of the dissolved oxygen concentration is sent to the remote control center 500 for release, and whether the water discharging lifting pump 85 is started to return the water body in the ecological landscape area 3 into the sewage treatment pond 401 through the water discharging lifting pipe 90 for secondary purification treatment, the information of the re-evolution treatment is sent to the operation and maintenance personnel, the operation and maintenance personnel perform sewage purification operation according to the transparency of the water in the seed water drainage pool 403, start the second aerator 47 through the central control unit 801 to perform aeration and oxygenation, and control the first water drainage control valve 70 at the outlet end of the first water drainage pipe 7 to be gradually switched on or off according to the issued turbidity data by the central control unit 80, so that the water in the water drainage pool 403 is gradually drained to the ecological landscape area 3 of the water through the first water drainage pipe 7, thereby controlling the retention time of the water in the water drainage pool 403; the invention can quickly purify nitrogen, phosphorus and organic pollutants remained in the water body and then discharge the pollutants into rivers and lakes from the ecological landscape area of the water body by monitoring the quality condition of the water body in real time and accurately removing the problem of eutrophication of the water body, thereby further improving the water quality, greatly reducing the labor cost and the economic cost and being beneficial to large-scale application and popularization.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that those skilled in the art can make various improvements and modifications without departing from the principle of the present invention, and these improvements and modifications should also be construed as the protection scope of the present invention.

Claims (10)

1. A water eutrophication control system based on remote control is characterized in that: the control system comprises a remote control center (500), a nutrition detection unit (600) for detecting the parameters of the water body of the artificial wetland, an image acquisition unit (700) for acquiring the image data of a water body collection area (1) at the inlet side of the artificial wetland and a water body ecological landscape area (3) at the outlet side of the artificial wetland, a water body treatment area (2) arranged between the outlet side of the water body collection area (1) and the inlet side of the water body ecological landscape area (3) and a nutrition control unit (800) for controlling the operation of the water body collection area (1), the water body treatment area (2) and the water body ecological landscape area (3), wherein the water body collection area (1) is communicated with the water body ecological landscape area (3) through the water body treatment area (2), a water body treatment area (4) is arranged in the water body treatment area (2), and one side of the inlet of the water body treatment area (4) is communicated with the water body collection area (1) through a water inlet pipe (6), the water body ecological landscape monitoring system is characterized in that one side of an outlet of a water body position device (4) is communicated with a water body ecological landscape area (3) through a first drain pipe (7), the water body ecological landscape area (3) is communicated with the water body position device (4) through a drain lifting pipe (90), monitoring points of a water body collecting area (1), the water body position device (4) and the water body ecological landscape area (3) are respectively provided with a nutrition detection unit, the water body position device (4) is electrically connected with a nutrition control unit, the nutrition detection unit and an image acquisition unit are respectively in communication connection with the nutrition control unit, and the nutrition control unit is in communication connection with a remote control center.
2. The water eutrophication control system based on remote control as claimed in claim 1, wherein: a support table (5) is arranged in the water body treatment area (2), the water body device (4) is fixed on the support table (5), the water body treatment device (4) comprises a water treatment tank body (40) and a sludge filtering tank body (41), the water treatment tank body (40) comprises a sewage treatment tank (401), a planting tank (402) and a drainage tank (403) which are isolated from each other, the nutrition detection unit (600) comprises a first dissolved oxygen probe (15) and a second dissolved oxygen probe (84), the eutrophication control unit (800) comprises a central control unit (801), a communication module (802), a sewage lift pump (14), a first aerator (16), an underwater propeller (45), a second aerator (47), a first water discharge control valve (70), a second water discharge control valve (80), a reflux pump (82), a reflux control valve (83) and a water discharge lift pump (85); the water outlet of the sewage body treatment pool (401) is communicated with the water inlet of the planting pool (402), the water outlet of the planting pool (402) is communicated with the water inlet of the drainage pool (403), the water outlet of the side wall of the drainage pool (403) is communicated with the water body ecological landscape area (3) through a first drainage pipe (7), and one side of the outlet end of the first drainage pipe (7) is provided with the first drainage control valve (70);
the sewage lifting pump (14) is arranged in the water body collecting area (1), the first dissolved oxygen probe (15) and the first aerator (16) are respectively arranged in the water body collecting area (1) and positioned around the sewage lifting pump (14), one end of the water inlet pipe (6) is communicated with the sewage lifting pump (14), the other end of the water inlet pipe (6) penetrates through the mouth of the sewage body treatment pool (401) and vertically extends downwards to be close to the bottom of the sewage body treatment pool (401), and the underwater propeller (45) is arranged at the bottom of the sewage body treatment pool (401); sludge discharge ports are formed in the bottom of the sewage body treatment tank (401) and the bottom of the planting and breeding tank (402), the bottom of the front end of the sewage body treatment tank (401) is communicated with the sludge filtering tank body (41) through a first sewage discharge pipe (401a), the bottom of the front end of the planting and breeding tank (402) is communicated with the sludge filtering tank body (41) through a second sewage discharge pipe (401b), and the bottom of the planting and breeding tank (402) is provided with a second aerator (47);
set up in water ecological landscape district (3) second dissolved oxygen detecting head (84) and drainage elevator pump (85), drainage elevator pump (85) through drainage riser (90) with water treatment pond (401) intercommunication, the exit end of mud filtration cell body (41) through second drain pipe (8) with water ecological landscape district (3) intercommunication, set up on the exit end of second drain pipe (8) second drainage control valve (80), at second drain pipe (8) with be connected with back flow (81) between sewage treatment pond (401), the one end of this back flow (81) with the lateral wall intercommunication of second drain pipe (8) to make the exit end of mud filtration cell body (41) loop through second drain pipe (8) and back flow (81) with sewage treatment pond (401) intercommunication, set up respectively on back flow (81) and be close to second drain pipe (8) one side reflux pump (82) and back flow (82) A control valve (83); the system comprises a first dissolved oxygen probe (15), a second dissolved oxygen probe (84), a sewage lifting pump (14), a first aerator (16), an underwater propeller (45), a second aerator (47), a first water discharge control valve (70), a second water discharge control valve (80), a reflux pump (82), a reflux control valve (83), a water discharge lifting pump (85), an image acquisition unit (700) and a communication module (802), wherein the central control unit (801) is connected with a remote control center (500) through the communication module (802) in a wireless communication mode.
3. The water eutrophication control system based on remote control as claimed in claim 2, wherein: the water body collecting area (1) comprises a water body distribution pool (10) and a water body storage pool (11), the water body distribution pool (10) is arranged at the high position of a bank on the water inlet side of the artificial wetland, a plurality of water body outflow distribution ports (12) are arranged at the edge of the pool opening of the water body distribution pool (10), the water body storage pool (11) is arranged below and in front of the outlet of the water body outflow distribution ports (12), an outflow distribution electromagnetic control valve (120) is arranged at the outlet end of the water body outflow distribution ports (12), an isolation adsorption screen plate (13) is arranged in front of one side of the inlet of the water body outflow distribution ports (12), the first dissolved oxygen detecting head (15) and a first aerator (16) are respectively arranged in the water body storage pool (11), the outflow distribution electromagnetic control valve (120) is electrically connected with the central control unit (801), and the water body storage pool (11) is arranged below and in front of the outlet of the water body outflow distribution ports (12), the supporting table (5) is arranged in the water storage pool (11), the supporting table (5) is located between an outlet of the water storage pool (11) and an inlet of the water ecological landscape area (3), and the image acquisition unit (700) is used for acquiring image data of the water distribution pool (10), the water storage pool (11) and the water ecological landscape area (3) respectively and sending the image data to the remote control center (500) through the communication module (802).
4. The water eutrophication control system based on remote control as claimed in claim 2, wherein: be provided with lid (4010) at the top end opening in sewage body treatment pond (401), sewage body treatment pond (401) oral area and lid (4010) vertical extend downwards to being close the bottom in sewage body treatment pond (401) seted up closable input mouth (4011) on lid (4010).
5. The water eutrophication control system based on remote control as claimed in claim 2, wherein: the utility model discloses a sewage treatment device, including sludge filtration cell body (41), outlet end one side of sludge filtration cell body (41) is provided with sewage collecting tank (42), the entry end of sewage collecting tank (42) with the outlet end intercommunication of sludge filtration cell body (41), the outlet end of sewage collecting tank (42) pass through second drain pipe (8) with water ecological landscape district (3) intercommunication sets up on the exit end of second drain pipe (8) second drain control valve (80), be provided with back flow (81) between second drain pipe (8) and sewage treatment pond (401), the one end of this back flow (81) with the lateral wall intercommunication of second drain pipe (8), the other end of this back flow (81) respectively with sewage treatment pond (401) the water treatment cell body (40) intercommunication, the outlet end of sludge filtration cell body (41) loop through second drain pipe (8) and back flow (81) with sewage treatment pond (401) intercommunication, the reflux control valve (82) and the reflux pump (83) are respectively arranged on the reflux pipe (81) and one side close to the second water discharge pipe (8).
6. The water eutrophication control system based on remote control as claimed in claim 2, wherein: the sewage treatment pond is characterized in that a plurality of planting and breeding areas (4021) which are sequentially communicated with one another are separated from the back end to the front end in the planting and breeding pond (402) through a plurality of transverse water stop plates (4020), the planting and breeding areas (4021) at the back end of the planting and breeding pond (402) are communicated with the rear end of the side wall of the sewage treatment pond (401) through first water passing pipes (4022), the planting and breeding areas (4021) at the front end of the planting and breeding pond (402) are communicated with the front end of the side wall of the drainage pond (403) through second water passing pipes (4023), a plurality of first drainage pipes (7) are respectively arranged on the side wall of the drainage pond (403) at one side of the first water passing pipes (4022) and communicated with the ecological landscape area (3) of the water body, a sedimentation weir (43) is arranged at the bottom of the sewage treatment pond (401) and in the downward extending direction of a water inlet pipe (6), and the edge of the mouth of the sedimentation weir (43) is inclined with the side wall below the first water passing pipe (4022) of the sewage treatment pond (401), deposit the front end bottom of ditch weir (43) through first blow off pipe (401a) with mud filter cell body (41) intercommunication sets up along the oral area edge of settling ditch weir (43) underwater propulsor (45), it is domatic (46) of the concave arc that descends gradually to grow between first water pipe (4022) below lateral wall of pond (402) and the opposite side lateral wall bottom, and establish along the domatic lower extreme of concave arc and the top that is located second blow off pipe (401b) second aerator (47).
7. The water eutrophication control system based on remote control as claimed in claim 6, wherein: along breed pond (402) inner wall and be provided with grid board subassembly (4024) between the top of horizontal water-stop sheet (4020) lower extreme and first water pipe (4022), this grid board (4024) will be grown pond (402) and separate into from top to bottom and breed regional (4021) and breed purification area (4021 a).
8. The water eutrophication control system based on remote control as claimed in claim 7, wherein: grid plate subassembly (4024) include that rotation support shaft (4024a) and multistage detachable grid plate (4024b) constitute, grid plate (4024b) are followed the front end of planting pond (402) is two horizontal distributions in proper order between the lateral wall about, the one end of every grid plate (4024) is rotated through rotation support shaft (4024a) and is connected on the right side lateral wall of planting pond (402), the other end of every grid plate (4024) can be dismantled to be fixed on the left side lateral wall of planting pond (402), makes grid plate (402) use rotation support shaft (4024a) to rotate along planting pond (402) bottom direction downwards as the center.
9. The water eutrophication control system based on remote control as claimed in claim 2 or 6, wherein: the nutrition detection unit (600) further comprises a turbidity detection unit (4035) arranged in the drainage pool (403), and the turbidity detection unit (4035) is connected with the central control unit (801).
10. A control method for a water eutrophication control system based on remote control as claimed in any one of claims 1 to 9, which is characterized in that: the method comprises the following steps:
step 1: the method comprises the following steps that monitoring personnel preset a water body image data threshold value, a transparency threshold value of water in a drainage pool (403) and dissolved oxygen concentration threshold values in a water body storage pool (11) and a water body ecological landscape area (3);
step 2: the image acquisition unit (700) is respectively used for shooting water image data of the water distribution pool (10), the water storage pool (11) and the water ecological landscape area (3), identifying the water quality condition image data of the water, sending an identification result to a remote control center (500) for publishing, judging whether to start purifying water in the water storage pool (11), the sewage treatment pool (401), the planting pool (402) and the drainage pool (403), and sending purification information to operation and maintenance personnel;
and step 3: monitoring the dissolved oxygen concentration in the water storage pool (11) through a first dissolved oxygen probe (15), acquiring the dissolved oxygen concentration in the water storage pool (11) by the central control unit (801), analyzing and judging, sending an analysis judgment result to a remote control center (500) for issuing, judging whether microorganism adsorption carriers (17) need to be put in the water storage pool (11) and carrying out aeration operation through a first aerator (16), carrying out first-stage purification treatment on the water, sending purification treatment information to operation and maintenance personnel, starting the sewage lifting pump (14) by the central control unit (801), conveying the water subjected to the first-stage purification treatment into the sewage treatment pool (401) through a water inlet pipe (6) for sludge sedimentation treatment, and carrying out second-stage purification treatment on the water;
and 4, step 4: the water body after the second stage of purification treatment sequentially overflows into a planting pond (402) and a drainage pond (403) to further carry out nutrition removal treatment on the water body; aquatic animals and aquatic plants are respectively cultured and planted in the planting and raising pond (402) at intervals in a staggered manner, the second aerator (47) is started to carry out aeration and oxygenation, environmental conditions required by control, denitrification and dephosphorization are carried out, the transparency of the water body in the planting and raising pond (402) and discharged into the drainage pond (403) is obtained through a turbidity detection unit (4035), the central control unit (801) obtains the transparency of the water body and judges whether a first drainage control valve (70) is started to discharge the water body into the water body ecological landscape area (3), the second dissolved oxygen probe (84) detects the dissolved oxygen concentration of the water body in the water body ecological landscape area (3), the central control unit (801) obtains the dissolved oxygen concentration of the water body in the water body ecological landscape area (3) and carries out analysis and judgment, and the analysis and judgment result of the dissolved oxygen concentration is sent to a remote control center (500) to be issued, whether the drainage lifting pump (85) is started or not returns the water body in the ecological landscape area (3) to the sewage body treatment pool (401) through the drainage lifting pipe (90) for secondary purification treatment, and the information of the secondary evolution treatment is sent to operation and maintenance personnel.
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CN117105419B (en) * 2023-08-29 2024-03-29 北京建筑大学 Ecological floating island system for cruising water body

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